

def aa():
    
    datasetInfo={
        "preShowColumn": [
            {"colIdx":1, "keyName":"merged_pre", "showColumnName":"Template-MG10"},
            {"colIdx":2, "keyName":"orig_fits_pre", "showColumnName":"Original"},
            {"colIdx":3, "keyName":"align_remove_cross_pre", "showColumnName":"Aligned"},
            {"colIdx":4, "keyName":"cosmicRay_pre", "showColumnName":"Cosmic Ray Mask"}
        ]
    }